1 Department of Orthodontics and Oral Facial Genetics, Indiana University School of Dentistry, Indianapolis, IN, États-Unis.
2 Private Practice, Indianapolis, IN, États-Unis.
3 Department of Biostatistics, School of Medicine, Indiana University, Indianapolis, IN, États-Unis.
4 Department of Orthodontics and Oral Facial Genetics, Indiana University School of Dentistry, Indianapolis, IN, États-Unis. Electronic address: aghoneim@iu.edu.